Try-square.



VINO. 834,872.

' PATENTEDOGT. 30,1906. J. OOLLIE & C. BBAUGHENB. I

* TRY-SQUARE. Arrmomron num :un: 2e.- nos'.

UNITED 4 STATES PATENT OFFICE;

y JAMES COLLIE AND CHARLES v BEAUoHllnI-E, oF L AEE nrivpEN, MICHIGAN.

V' 'TRY-SQUARE.

CHARLEs -BEAUOHENE, citizensof the ','To 'all whom it mag/ concerne lSpecication of Patent.v

Patented Oct 30, 1906.

Application tiled June 26,1906.v Serial-Io. 323,489.

`Be itknown vthat we, JAM'Es COLLIE and nited States, and residents ofLake Linden, in the county of Houghton and State of Michi an, haveinvented a'rnew' and Improved ry- Square,'o f which the following is afull, clear,

ca enters in laying out'wor j IThis invention'relates to A furtherobject offthe invention is to construct the square so as to enable atimber to be marked for a square or plumb cut and also y for a beveledcut.

device .enables two faces In all cases the of thework to b e marked.

The invention .consists constructionI and combination of parts to.bernore fullyl 'described hereinafter and iparticularly set forth in theclaims.

Reference 1s tobe had tothe accompanying drawings, formin fa part'l ofthis specification, -in which sirn'l ar characters 'of vrefer- 4Figur-e' 1 is a perspective of 'the device.f Fig. 2 is an` edge view orelevation. .31s a' sldeview or lan,'certain parts )being y Referringmore particularl tothe parts', 1

'tends vlongitu is o substantially' che. samethicknessfas the Ablade .2fand arranged 5in, `alinermmt with 'the fblade, so its fade are flushtherewith'. r Theou'r. @ofthe ence indicatecorresponding parts in allthe figures.. y

Fig.

broken away; and 4 isa sidelview of an auxiliary marking-b ade which.constitutes a. featureof theinvention. i

represents the stock ofthe evice, near one end of whichcthereis attacheda blade 2., `which projects atrighta'ngles to the stock in theusualmanner;- On its inner edge face or-edge 8 the stock 1 is provided in alcentral plane with a- 'rojectin tongue 4, which ex' inall ,lo vthestock,.;L as shown.

of the stock 1, vas 1n 'cated .We provide a marking-blade '6, ftheforxnblade has a `substaliti'allv rectangular' ofwhich isl very clinedmarking '.edg ge' this mar -bladeisprovided withadeep notch .an in-vresp'ondinr kedge 5 ofie blade-2'. In this way um marking-blade 6 may beattached to the trysquare in' the relation shown inFig. 1 -that is, ina. lane at right angles to the plane of blade 2 in such a position thatwhen the -markng-blade 6 is in position its outer edf'e Willlie a ainstthe face 3v or inner edge'of the stock. means of suitable fasteningdevices, suc -as the screws 12, the blade 6 is tached in this manner,the angle or point 13,

, at which the inclined edge 9 aforesaid meets the upper edge 14 of themarking-blade, hes vl at the uplper edige 5 of the blade 2; On the facesof t e bla e 2 adjacent to the markingblade 6 we providel graduated arcsor prosubstantially at the point 13 aforesaid.

In usingthe device Where 1't 41s deslredto perpendicular to each otherthe timber is a p led in the angle formed between the 14 of the' maring-blade Will then `constitute guides for a pencil for marking the'.timber,

at 'right anglesto the edge of the timber, so that the lwork .will beaccuratel laid o if. Where the timber'is to be marked or afortyfive-degree beveled cut', the timberis applied in the angle betweenthe blade 2' and t efor' e upper ed e ofthe blade 2 w11 then 'constitutea mar for the ri ht-angle `cut -on one face, lv v'hilethe inclin ed e 9.will constitute a marking edge for the evas this is the angle mostlfreiuently used. 'The proecting tongue linuch acilitates lthe mampuation of the try-square in operation, as it supports the stockl and-enablesthe 'square tolie fiat upon the workwhen the tion.A It alsooperates as -a guide under all of fhe s u'are; 'm icated Eig. 3", the'mark'in blade edge 3"of the stock, so that the outer'face of themarking-blade lies iiuh withxthe edge o f 'the face 3, as will bereadily understood.-

the bla e A2. The notch 11 is formed in the.

securely attached to the stock. When 'atwa ly- 4roiecting in- 8, of the.markin bla'ldla. 'Fh

-eled cut. We prefer .to give this beveled or inclined edge 9 an angleof forty-five degrees,

6 is set in a recess or notch 17 forme 1n the I or slot 10, vwhich'isadapted to seat 1n a cor,

notch -11, formed in the outer tractors 15, '.the centers of which arelocated mark a timber for a square cut on two faces v' b ade 2 andthej'butt 7 ofthe markin -bladeL .1 The upper ed e of the blade 2 and te edge` and evidently the lines drawn will be truly.

IOO

try-'square isbe'ing used in a horizontal po'siircumstances and insuresaccuracy in the use www` e rotiectors 15 are used in laying 0E nieuweengles orbeveis. l e

Heving thus described our invention, We Gleim es new and desire tosecure by Letters Petent- L i try-square having a,-.stoek, a( blededisposed substantially at right en les therete, end a, marking-Mede dieos eubstamtie. et ri ht ang es to seid st'blede,sa ,id man' g ede havingal body projecting in one direetien from seid Erst blade' sendpmsentinge, mewking edge et riht angles to the iene ef seid iii-rst blade, seimarking-Mede iiuther havinge iin vrojeetngin the opposite direetion fromseid rst blade end presenting en inelined mmking edge extending from a,

peint en the edge ei seid first blade.

2. A try-Square consisting of a stock heving e mem blade disposedsubstantially et ,theretiormv seid mar vsecond marking edge 0 rightangles thereto, e marking-blade diszo Eosed in. e plane et right angleste seid min lede and extendln in o poste directions un -bgede resentinga. merking edge lying su stentiay 1 et right angles to the plane of seidmalin binde, end a. a 5

n the op osite side of seid meim ble. e meeting seid t merking edge atthe edge of said' mein blede and extending in en inel'med dixeetion.

In testimony whereof We have signed our 3o nemes to this speeioetioninthe presence of two snbeeijibing Witnesees.

JAL/ms eenen; @Mmes BEAUCHENE.

Witnesses D. LEVEQUE, A. MoKENoLL.

